Electronic Range Select (ERS) Mode
ERS or manual mode allows for the selection of the range of gear positions. Use this mode when driving down hill or towing a trailer to limit the top gear and vehicle speed.
To use this feature:
1. Move the shift lever to M(Manual Mode).
2. Press the plus/minus button on the shift lever, to increase or decrease the gear
range available.
See Manual Mode on page 9‑31 for more information.
See also:
Blank Display
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Driving with a Trailer
Towing a trailer requires experience.
Get familiar with handling and braking with the added trailer weight. The vehicle is now longer and not as responsive as the vehicle is by itself.
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Transferring Service
Push to request account transfer
eligibility information. The Advisor can assist in canceling or removing account
information. If OnStar receives information that vehicle ownership has changed,
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